DE68917897D1 - Process for the preparation of imidazoles. - Google Patents
Process for the preparation of imidazoles.Info
- Publication number
- DE68917897D1 DE68917897D1 DE68917897T DE68917897T DE68917897D1 DE 68917897 D1 DE68917897 D1 DE 68917897D1 DE 68917897 T DE68917897 T DE 68917897T DE 68917897 T DE68917897 T DE 68917897T DE 68917897 D1 DE68917897 D1 DE 68917897D1
- Authority
- DE
- Germany
- Prior art keywords
- imidazoles
- preparation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
- C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
- C07D233/56—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, attached to ring carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
- C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
- C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D231/12—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D249/00—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
- C07D249/02—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms not condensed with other rings
- C07D249/08—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
- C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
- C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
- C08G59/50—Amines
- C08G59/5046—Amines heterocyclic
- C08G59/5053—Amines heterocyclic containing only nitrogen as a heteroatom
- C08G59/5073—Amines heterocyclic containing only nitrogen as a heteroatom having two nitrogen atoms in the ring
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/284,883 US4921969A (en) | 1988-12-15 | 1988-12-15 | Method for the preparation of imidazoles |
US07/284,884 US4927942A (en) | 1988-12-15 | 1988-12-15 | Method for the preparation of imidazoles |
Publications (1)
Publication Number | Publication Date |
---|---|
DE68917897D1 true DE68917897D1 (en) | 1994-10-06 |
Family
ID=26962871
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68917897T Expired - Lifetime DE68917897D1 (en) | 1988-12-15 | 1989-12-07 | Process for the preparation of imidazoles. |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0378910B1 (en) |
JP (1) | JPH02243672A (en) |
DE (1) | DE68917897D1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4931528A (en) * | 1989-05-08 | 1990-06-05 | Texaco Chemical Company | 1-isopropyl-2-methyl imidazole as an epoxy resin curative |
US5086155A (en) * | 1990-09-27 | 1992-02-04 | Texaco Chemical Company | 1-isopropyl-2-tolylimidazole as an epoxy resin curative |
CA2065071A1 (en) * | 1991-07-29 | 1993-01-30 | Harold G. Waddill | Accelerator for curing epoxy resins |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH193338A (en) * | 1936-06-20 | 1937-10-15 | Chem Ind Basel | Process for the preparation of an imidazole. |
US2399601A (en) * | 1943-04-15 | 1946-04-30 | Monsanto Chemicals | Substituted imidazoles |
NL134685C (en) * | 1960-06-08 | |||
US3629278A (en) * | 1968-09-20 | 1971-12-21 | Merck & Co Inc | Preparation of imidazoline compounds by pyrolysis of n n'-diacylalkylenediamines |
US3763098A (en) * | 1969-04-18 | 1973-10-02 | Air Prod & Chem | Low temperature epoxy curing accelerators and system |
DE3009631A1 (en) * | 1980-03-13 | 1981-09-24 | Basf Ag, 6700 Ludwigshafen | METHOD FOR PRODUCING IMIDAZOLES |
DE3009605A1 (en) * | 1980-03-13 | 1981-10-01 | Basf Ag, 6700 Ludwigshafen | METHOD FOR PRODUCING IMIDAZOLES |
GB2096987B (en) * | 1981-04-22 | 1984-04-04 | Farmos Oy | Substituted imidazole and imidazole derivatives and their preparation and use |
CH646956A5 (en) * | 1981-12-15 | 1984-12-28 | Ciba Geigy Ag | Imidazolides. |
US4410706A (en) * | 1982-05-19 | 1983-10-18 | American Cyanamid Company | Preparation of 2-vinylimidazoles by dehydrogenation of 2-ethylimidazoles and 2-ethylimidazolines |
LU85747A1 (en) * | 1985-01-28 | 1986-08-04 | Continental Pharma | IMIDAZOLE DERIVATIVES, PREPARATION AND USE THEREOF AND PHARMACEUTICAL COMPOSITIONS CONTAINING DERIVATIVES |
-
1989
- 1989-12-07 EP EP19890312769 patent/EP0378910B1/en not_active Expired - Lifetime
- 1989-12-07 DE DE68917897T patent/DE68917897D1/en not_active Expired - Lifetime
- 1989-12-14 JP JP32280189A patent/JPH02243672A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
JPH02243672A (en) | 1990-09-27 |
EP0378910B1 (en) | 1994-08-31 |
EP0378910A1 (en) | 1990-07-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8332 | No legal effect for de |